CnC_Remastered_Collection/REDALERT/W95TRACE.CPP

127 lines
3.9 KiB
C++

//
// Copyright 2020 Electronic Arts Inc.
//
// TiberianDawn.DLL and RedAlert.dll and corresponding source code is free
// software: you can redistribute it and/or modify it under the terms of
// the GNU General Public License as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
// TiberianDawn.DLL and RedAlert.dll and corresponding source code is distributed
// in the hope that it will be useful, but with permitted additional restrictions
// under Section 7 of the GPL. See the GNU General Public License in LICENSE.TXT
// distributed with this program. You should have received a copy of the
// GNU General Public License along with permitted additional restrictions
// with this program. If not, see https://github.com/electronicarts/CnC_Remastered_Collection
/*
Implementation of Win95 tracing facility to mimic that of NT
*/
#include <windows.h>
#include <stdio.h>
#include <stdarg.h>
#include <process.h>
#include "w95trace.h"
void OutputDebugStringW95( LPCTSTR /*lpOutputString*/, ...)
{
#if 0
HANDLE heventDBWIN; /* DBWIN32 synchronization object */
HANDLE heventData; /* data passing synch object */
HANDLE hSharedFile; /* memory mapped file shared data */
LPSTR lpszSharedMem;
char achBuffer[500];
/* create the output buffer */
va_list args;
va_start(args, lpOutputString);
vsprintf(achBuffer, lpOutputString, args);
va_end(args);
achBuffer[499] = 0; // Null-terminate here, just in case vsprintf didn't do it because lpOutputString was too long.
/*
Do a regular OutputDebugString so that the output is
still seen in the debugger window if it exists.
This ifdef is necessary to avoid infinite recursion
from the inclusion of W95TRACE.H
*/
#ifdef _UNICODE
::OutputDebugStringW(achBuffer);
#else
::OutputDebugStringA(achBuffer);
#endif
// added by ajw
//FILE* pFile = fopen( "debugout.wri", "a" );
FILE* pFile = fopen( "wolapi.out", "a" );
fprintf( pFile, achBuffer );
fclose( pFile );
// /* bail if it's not Win95 */
// {
// OSVERSIONINFO VerInfo;
// VerInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
// GetVersionEx(&VerInfo);
// if ( VerInfo.dwPlatformId != VER_PLATFORM_WIN32_WINDOWS )
// return;
// }
/* make sure DBWIN is open and waiting */
heventDBWIN = OpenEvent(EVENT_MODIFY_STATE, FALSE, "DBWIN_BUFFER_READY");
if ( !heventDBWIN )
{
//MessageBox(NULL, "DBWIN_BUFFER_READY nonexistent", NULL, MB_OK);
return;
}
/* get a handle to the data synch object */
heventData = OpenEvent(EVENT_MODIFY_STATE, FALSE, "DBWIN_DATA_READY");
if ( !heventData )
{
// MessageBox(NULL, "DBWIN_DATA_READY nonexistent", NULL, MB_OK);
CloseHandle(heventDBWIN);
return;
}
hSharedFile = CreateFileMapping((HANDLE)-1, NULL, PAGE_READWRITE, 0, 4096, "DBWIN_BUFFER");
if (!hSharedFile)
{
//MessageBox(NULL, "DebugTrace: Unable to create file mapping object DBWIN_BUFFER", "Error", MB_OK);
CloseHandle(heventDBWIN);
CloseHandle(heventData);
return;
}
lpszSharedMem = (LPSTR)MapViewOfFile(hSharedFile, FILE_MAP_WRITE, 0, 0, 512);
if (!lpszSharedMem)
{
//MessageBox(NULL, "DebugTrace: Unable to map shared memory", "Error", MB_OK);
CloseHandle(heventDBWIN);
CloseHandle(heventData);
return;
}
/* wait for buffer event */
WaitForSingleObject(heventDBWIN, INFINITE);
/* write it to the shared memory */
*((LPDWORD)lpszSharedMem) = getpid();
wsprintf(lpszSharedMem + sizeof(DWORD), "%s", achBuffer);
/* signal data ready event */
SetEvent(heventData);
/* clean up handles */
CloseHandle(hSharedFile);
CloseHandle(heventData);
CloseHandle(heventDBWIN);
return;
#endif
}